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4 DATA COMMUNICATION USING BIDIRECTIONAL PROTOCOL
4.2 Transmitting Data to Target Device
The SPBUSY instruction is used to read the execution status when using a dedicated instruction. (Page
520 Dedicated Instructions)
More than one BIDOUT instruction cannot be executed simultaneously on the same interface.
Execute the next BIDOUT instruction only after the execution of the first BIDOUT instruction is completed.
D0
D1
D2
D11
D15
D101
(1)
(0)
(5)
(4241
H
)
(0A0D
H
)
D0
D1
D2
D11
D15
D101
(1)
(5)
(4241
H
)
(0A0D
H
)
C24
Address Buffer memory
Data transmission result
For normal completion
I/O No.
Interface number
Transmission data count
Transmission data count designation
Transmission data
Transmission data designation
Transmission result
For abnormal completion
I/O No.
Interface number
Transmission data count
Transmission data
Transmission result (other than 0)
From buffer memory (Un\G599)
Un\G599
Un\G1024
Un\G1025
Un\G1535
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